Forensics: The Real CSI

When 32-year-old Marlene Doyle, reported missing by her mother, is found murdered in a Coventry flat, police turn to forensic evidence to identify her killer.

Firearms officers from West Midlands Police receive a tip-off about a local man with an unexpected arsenal of firearms. Inside a bedroom wardrobe are six guns, two of which they believe are 3D-printed assault weapons.

A man calls the emergency number and confesses to killing his flatmate.

West Midlands Police are called by paramedics who make a grim discovery. A man who is reported injured is found dead in a bedroom at a Birmingham house, where there is blood and signs of violence in different parts of the house.

West Midlands Police are called when concerned neighbours report an elderly man is not responding to them at his home near Birmingham. They find evidence of forced entry to the house and discover his body face down on the living room floor.